If you have ever been on a flight, you must have heard the various instructions given by flight attendants. Many people follow the rules, but there are those who defy the rules, assuming that it couldn’t possibly do any harm.
Your electronic devices’ signals can interrupt the electronic devices on the plane. It can even cause the plane to malfunction or crash. But, technology has changed and this isn’t the most important reason to worry about anymore.
You are asked to switch your phone to airplane mode while on a flight because it disturbs and annoys pilots and air traffic controllers with a constant buzzing sound. The kind you will have heard if you’ve ever used a microphone while standing close to a speaker.